3 * Device driver interfaces.
7 * Mesa 3-D graphics library
10 * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
12 * Permission is hereby granted, free of charge, to any person obtaining a
13 * copy of this software and associated documentation files (the "Software"),
14 * to deal in the Software without restriction, including without limitation
15 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
16 * and/or sell copies of the Software, and to permit persons to whom the
17 * Software is furnished to do so, subject to the following conditions:
19 * The above copyright notice and this permission notice shall be included
20 * in all copies or substantial portions of the Software.
22 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
23 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
24 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
25 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
26 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
27 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
34 /* THIS FILE ONLY INCLUDED BY mtypes.h !!!!! */
38 struct gl_buffer_object
;
40 struct gl_display_list
;
41 struct gl_framebuffer
;
42 struct gl_pixelstore_attrib
;
44 struct gl_renderbuffer
;
45 struct gl_renderbuffer_attachment
;
47 struct gl_shader_program
;
48 struct gl_texture_image
;
49 struct gl_texture_object
;
51 /* GL_ARB_vertex_buffer_object */
52 /* Modifies GL_MAP_UNSYNCHRONIZED_BIT to allow driver to fail (return
53 * NULL) if buffer is unavailable for immediate mapping.
55 * Does GL_MAP_INVALIDATE_RANGE_BIT do this? It seems so, but it
56 * would require more book-keeping in the driver than seems necessary
59 * Does GL_MAP_INVALDIATE_BUFFER_BIT do this? Not really -- we don't
60 * want to provoke the driver to throw away the old storage, we will
61 * respect the contents of already referenced data.
63 #define MESA_MAP_NOWAIT_BIT 0x0040
67 * Device driver function table.
68 * Core Mesa uses these function pointers to call into device drivers.
69 * Most of these functions directly correspond to OpenGL state commands.
70 * Core Mesa will call these functions after error checking has been done
71 * so that the drivers don't have to worry about error testing.
73 * Vertex transformation/clipping/lighting is patched into the T&L module.
74 * Rasterization functions are patched into the swrast module.
76 * Note: when new functions are added here, the drivers/common/driverfuncs.c
77 * file should be updated too!!!
79 struct dd_function_table
{
81 * Return a string as needed by glGetString().
82 * Only the GL_RENDERER query must be implemented. Otherwise, NULL can be
85 const GLubyte
* (*GetString
)( struct gl_context
*ctx
, GLenum name
);
88 * Notify the driver after Mesa has made some internal state changes.
90 * This is in addition to any state change callbacks Mesa may already have
93 void (*UpdateState
)( struct gl_context
*ctx
, GLbitfield new_state
);
96 * Get the width and height of the named buffer/window.
98 * Mesa uses this to determine when the driver's window size has changed.
99 * XXX OBSOLETE: this function will be removed in the future.
101 void (*GetBufferSize
)( struct gl_framebuffer
*buffer
,
102 GLuint
*width
, GLuint
*height
);
105 * Resize the given framebuffer to the given size.
106 * XXX OBSOLETE: this function will be removed in the future.
108 void (*ResizeBuffers
)( struct gl_context
*ctx
, struct gl_framebuffer
*fb
,
109 GLuint width
, GLuint height
);
112 * Called whenever an error is generated.
113 * __struct gl_contextRec::ErrorValue contains the error value.
115 void (*Error
)( struct gl_context
*ctx
);
118 * This is called whenever glFinish() is called.
120 void (*Finish
)( struct gl_context
*ctx
);
123 * This is called whenever glFlush() is called.
125 void (*Flush
)( struct gl_context
*ctx
);
128 * Clear the color/depth/stencil/accum buffer(s).
129 * \param buffers a bitmask of BUFFER_BIT_* flags indicating which
130 * renderbuffers need to be cleared.
132 void (*Clear
)( struct gl_context
*ctx
, GLbitfield buffers
);
135 * Execute glAccum command.
137 void (*Accum
)( struct gl_context
*ctx
, GLenum op
, GLfloat value
);
141 * Execute glRasterPos, updating the ctx->Current.Raster fields
143 void (*RasterPos
)( struct gl_context
*ctx
, const GLfloat v
[4] );
146 * \name Image-related functions
151 * Called by glDrawPixels().
152 * \p unpack describes how to unpack the source image data.
154 void (*DrawPixels
)( struct gl_context
*ctx
,
155 GLint x
, GLint y
, GLsizei width
, GLsizei height
,
156 GLenum format
, GLenum type
,
157 const struct gl_pixelstore_attrib
*unpack
,
158 const GLvoid
*pixels
);
161 * Called by glReadPixels().
163 void (*ReadPixels
)( struct gl_context
*ctx
,
164 GLint x
, GLint y
, GLsizei width
, GLsizei height
,
165 GLenum format
, GLenum type
,
166 const struct gl_pixelstore_attrib
*unpack
,
170 * Called by glCopyPixels().
172 void (*CopyPixels
)( struct gl_context
*ctx
, GLint srcx
, GLint srcy
,
173 GLsizei width
, GLsizei height
,
174 GLint dstx
, GLint dsty
, GLenum type
);
177 * Called by glBitmap().
179 void (*Bitmap
)( struct gl_context
*ctx
,
180 GLint x
, GLint y
, GLsizei width
, GLsizei height
,
181 const struct gl_pixelstore_attrib
*unpack
,
182 const GLubyte
*bitmap
);
187 * \name Texture image functions
192 * Choose actual hardware texture format given the user-provided source
193 * image format and type and the desired internal format. In some
194 * cases, srcFormat and srcType can be GL_NONE.
195 * Called by glTexImage(), etc.
197 gl_format (*ChooseTextureFormat
)( struct gl_context
*ctx
, GLint internalFormat
,
198 GLenum srcFormat
, GLenum srcType
);
201 * Called by glTexImage[123]D() and glCopyTexImage[12]D()
202 * Allocate texture memory and copy the user's image to the buffer.
203 * The gl_texture_image fields, etc. will be fully initialized.
204 * The parameters are the same as glTexImage3D(), plus:
205 * \param dims 1, 2, or 3 indicating glTexImage1/2/3D()
206 * \param packing describes how to unpack the source data.
207 * \param texImage is the destination texture image.
209 void (*TexImage
)(struct gl_context
*ctx
, GLuint dims
,
210 struct gl_texture_image
*texImage
,
211 GLenum format
, GLenum type
, const GLvoid
*pixels
,
212 const struct gl_pixelstore_attrib
*packing
);
215 * Called by glTexSubImage[123]D().
216 * Replace a subset of the target texture with new texel data.
218 void (*TexSubImage
)(struct gl_context
*ctx
, GLuint dims
,
219 struct gl_texture_image
*texImage
,
220 GLint xoffset
, GLint yoffset
, GLint zoffset
,
221 GLsizei width
, GLsizei height
, GLint depth
,
222 GLenum format
, GLenum type
,
223 const GLvoid
*pixels
,
224 const struct gl_pixelstore_attrib
*packing
);
228 * Called by glGetTexImage().
230 void (*GetTexImage
)( struct gl_context
*ctx
,
231 GLenum format
, GLenum type
, GLvoid
*pixels
,
232 struct gl_texture_image
*texImage
);
235 * Called by glCopyTex[Sub]Image[123]D().
237 void (*CopyTexSubImage
)(struct gl_context
*ctx
, GLuint dims
,
238 struct gl_texture_image
*texImage
,
239 GLint xoffset
, GLint yoffset
, GLint zoffset
,
240 struct gl_renderbuffer
*rb
,
242 GLsizei width
, GLsizei height
);
245 * Called by glGenerateMipmap() or when GL_GENERATE_MIPMAP_SGIS is enabled.
247 void (*GenerateMipmap
)(struct gl_context
*ctx
, GLenum target
,
248 struct gl_texture_object
*texObj
);
251 * Called by glTexImage[123]D when user specifies a proxy texture
254 * \return GL_TRUE if the proxy test passes, or GL_FALSE if the test fails.
256 GLboolean (*TestProxyTexImage
)(struct gl_context
*ctx
, GLenum target
,
257 GLint level
, GLint internalFormat
,
258 GLenum format
, GLenum type
,
259 GLint width
, GLint height
,
260 GLint depth
, GLint border
);
265 * \name Compressed texture functions
270 * Called by glCompressedTexImage[123]D().
272 void (*CompressedTexImage
)(struct gl_context
*ctx
, GLuint dims
,
273 struct gl_texture_image
*texImage
,
274 GLint internalFormat
,
275 GLsizei width
, GLsizei height
, GLsizei depth
,
277 GLsizei imageSize
, const GLvoid
*data
);
280 * Called by glCompressedTexSubImage[123]D().
282 void (*CompressedTexSubImage
)(struct gl_context
*ctx
, GLuint dims
,
283 struct gl_texture_image
*texImage
,
284 GLint xoffset
, GLint yoffset
, GLint zoffset
,
285 GLsizei width
, GLint height
, GLint depth
,
287 GLsizei imageSize
, const GLvoid
*data
);
290 * Called by glGetCompressedTexImage.
292 void (*GetCompressedTexImage
)(struct gl_context
*ctx
,
293 struct gl_texture_image
*texImage
,
298 * \name Texture object / image functions
303 * Called by glBindTexture().
305 void (*BindTexture
)( struct gl_context
*ctx
, GLenum target
,
306 struct gl_texture_object
*tObj
);
309 * Called to allocate a new texture object. Drivers will usually
310 * allocate/return a subclass of gl_texture_object.
312 struct gl_texture_object
* (*NewTextureObject
)(struct gl_context
*ctx
,
313 GLuint name
, GLenum target
);
315 * Called to delete/free a texture object. Drivers should free the
316 * object and any image data it contains.
318 void (*DeleteTexture
)(struct gl_context
*ctx
,
319 struct gl_texture_object
*texObj
);
321 /** Called to allocate a new texture image object. */
322 struct gl_texture_image
* (*NewTextureImage
)(struct gl_context
*ctx
);
324 /** Called to free a texture image object returned by NewTextureImage() */
325 void (*DeleteTextureImage
)(struct gl_context
*ctx
,
326 struct gl_texture_image
*);
328 /** Called to allocate memory for a single texture image */
329 GLboolean (*AllocTextureImageBuffer
)(struct gl_context
*ctx
,
330 struct gl_texture_image
*texImage
);
332 /** Free the memory for a single texture image */
333 void (*FreeTextureImageBuffer
)(struct gl_context
*ctx
,
334 struct gl_texture_image
*texImage
);
336 /** Map a slice of a texture image into user space.
337 * Note: for GL_TEXTURE_1D_ARRAY, height must be 1, y must be 0 and slice
338 * indicates the 1D array index.
339 * \param texImage the texture image
340 * \param slice the 3D image slice or array texture slice
341 * \param x, y, w, h region of interest
342 * \param mode bitmask of GL_MAP_READ_BIT, GL_MAP_WRITE_BIT and
343 * GL_MAP_INVALIDATE_RANGE_BIT (if writing)
344 * \param mapOut returns start of mapping of region of interest
345 * \param rowStrideOut returns row stride (in bytes)
347 void (*MapTextureImage
)(struct gl_context
*ctx
,
348 struct gl_texture_image
*texImage
,
350 GLuint x
, GLuint y
, GLuint w
, GLuint h
,
352 GLubyte
**mapOut
, GLint
*rowStrideOut
);
354 void (*UnmapTextureImage
)(struct gl_context
*ctx
,
355 struct gl_texture_image
*texImage
,
358 /** For GL_ARB_texture_storage. Allocate memory for whole mipmap stack.
359 * All the gl_texture_images in the texture object will have their
360 * dimensions, format, etc. initialized already.
362 GLboolean (*AllocTextureStorage
)(struct gl_context
*ctx
,
363 struct gl_texture_object
*texObj
,
364 GLsizei levels
, GLsizei width
,
365 GLsizei height
, GLsizei depth
);
368 * Map a renderbuffer into user space.
369 * \param mode bitmask of GL_MAP_READ_BIT, GL_MAP_WRITE_BIT and
370 * GL_MAP_INVALIDATE_RANGE_BIT (if writing)
372 void (*MapRenderbuffer
)(struct gl_context
*ctx
,
373 struct gl_renderbuffer
*rb
,
374 GLuint x
, GLuint y
, GLuint w
, GLuint h
,
376 GLubyte
**mapOut
, GLint
*rowStrideOut
);
378 void (*UnmapRenderbuffer
)(struct gl_context
*ctx
,
379 struct gl_renderbuffer
*rb
);
385 * \name Vertex/fragment program functions
388 /** Bind a vertex/fragment program */
389 void (*BindProgram
)(struct gl_context
*ctx
, GLenum target
, struct gl_program
*prog
);
390 /** Allocate a new program */
391 struct gl_program
* (*NewProgram
)(struct gl_context
*ctx
, GLenum target
, GLuint id
);
392 /** Delete a program */
393 void (*DeleteProgram
)(struct gl_context
*ctx
, struct gl_program
*prog
);
395 * Notify driver that a program string (and GPU code) has been specified
396 * or modified. Return GL_TRUE or GL_FALSE to indicate if the program is
397 * supported by the driver.
399 GLboolean (*ProgramStringNotify
)(struct gl_context
*ctx
, GLenum target
,
400 struct gl_program
*prog
);
402 /** Query if program can be loaded onto hardware */
403 GLboolean (*IsProgramNative
)(struct gl_context
*ctx
, GLenum target
,
404 struct gl_program
*prog
);
409 * \name GLSL shader/program functions.
413 * Called when a shader program is linked.
415 * This gives drivers an opportunity to clone the IR and make their
416 * own transformations on it for the purposes of code generation.
418 GLboolean (*LinkShader
)(struct gl_context
*ctx
, struct gl_shader_program
*shader
);
422 * \name State-changing functions.
424 * \note drawing functions are above.
426 * These functions are called by their corresponding OpenGL API functions.
427 * They are \e also called by the gl_PopAttrib() function!!!
428 * May add more functions like these to the device driver in the future.
431 /** Specify the alpha test function */
432 void (*AlphaFunc
)(struct gl_context
*ctx
, GLenum func
, GLfloat ref
);
433 /** Set the blend color */
434 void (*BlendColor
)(struct gl_context
*ctx
, const GLfloat color
[4]);
435 /** Set the blend equation */
436 void (*BlendEquationSeparate
)(struct gl_context
*ctx
, GLenum modeRGB
, GLenum modeA
);
437 void (*BlendEquationSeparatei
)(struct gl_context
*ctx
, GLuint buffer
,
438 GLenum modeRGB
, GLenum modeA
);
439 /** Specify pixel arithmetic */
440 void (*BlendFuncSeparate
)(struct gl_context
*ctx
,
441 GLenum sfactorRGB
, GLenum dfactorRGB
,
442 GLenum sfactorA
, GLenum dfactorA
);
443 void (*BlendFuncSeparatei
)(struct gl_context
*ctx
, GLuint buffer
,
444 GLenum sfactorRGB
, GLenum dfactorRGB
,
445 GLenum sfactorA
, GLenum dfactorA
);
446 /** Specify a plane against which all geometry is clipped */
447 void (*ClipPlane
)(struct gl_context
*ctx
, GLenum plane
, const GLfloat
*equation
);
448 /** Enable and disable writing of frame buffer color components */
449 void (*ColorMask
)(struct gl_context
*ctx
, GLboolean rmask
, GLboolean gmask
,
450 GLboolean bmask
, GLboolean amask
);
451 void (*ColorMaskIndexed
)(struct gl_context
*ctx
, GLuint buf
, GLboolean rmask
,
452 GLboolean gmask
, GLboolean bmask
, GLboolean amask
);
453 /** Cause a material color to track the current color */
454 void (*ColorMaterial
)(struct gl_context
*ctx
, GLenum face
, GLenum mode
);
455 /** Specify whether front- or back-facing facets can be culled */
456 void (*CullFace
)(struct gl_context
*ctx
, GLenum mode
);
457 /** Define front- and back-facing polygons */
458 void (*FrontFace
)(struct gl_context
*ctx
, GLenum mode
);
459 /** Specify the value used for depth buffer comparisons */
460 void (*DepthFunc
)(struct gl_context
*ctx
, GLenum func
);
461 /** Enable or disable writing into the depth buffer */
462 void (*DepthMask
)(struct gl_context
*ctx
, GLboolean flag
);
463 /** Specify mapping of depth values from NDC to window coordinates */
464 void (*DepthRange
)(struct gl_context
*ctx
, GLclampd nearval
, GLclampd farval
);
465 /** Specify the current buffer for writing */
466 void (*DrawBuffer
)( struct gl_context
*ctx
, GLenum buffer
);
467 /** Specify the buffers for writing for fragment programs*/
468 void (*DrawBuffers
)( struct gl_context
*ctx
, GLsizei n
, const GLenum
*buffers
);
469 /** Enable or disable server-side gl capabilities */
470 void (*Enable
)(struct gl_context
*ctx
, GLenum cap
, GLboolean state
);
471 /** Specify fog parameters */
472 void (*Fogfv
)(struct gl_context
*ctx
, GLenum pname
, const GLfloat
*params
);
473 /** Specify implementation-specific hints */
474 void (*Hint
)(struct gl_context
*ctx
, GLenum target
, GLenum mode
);
475 /** Set light source parameters.
476 * Note: for GL_POSITION and GL_SPOT_DIRECTION, params will have already
477 * been transformed to eye-space.
479 void (*Lightfv
)(struct gl_context
*ctx
, GLenum light
,
480 GLenum pname
, const GLfloat
*params
);
481 /** Set the lighting model parameters */
482 void (*LightModelfv
)(struct gl_context
*ctx
, GLenum pname
, const GLfloat
*params
);
483 /** Specify the line stipple pattern */
484 void (*LineStipple
)(struct gl_context
*ctx
, GLint factor
, GLushort pattern
);
485 /** Specify the width of rasterized lines */
486 void (*LineWidth
)(struct gl_context
*ctx
, GLfloat width
);
487 /** Specify a logical pixel operation for color index rendering */
488 void (*LogicOpcode
)(struct gl_context
*ctx
, GLenum opcode
);
489 void (*PointParameterfv
)(struct gl_context
*ctx
, GLenum pname
,
490 const GLfloat
*params
);
491 /** Specify the diameter of rasterized points */
492 void (*PointSize
)(struct gl_context
*ctx
, GLfloat size
);
493 /** Select a polygon rasterization mode */
494 void (*PolygonMode
)(struct gl_context
*ctx
, GLenum face
, GLenum mode
);
495 /** Set the scale and units used to calculate depth values */
496 void (*PolygonOffset
)(struct gl_context
*ctx
, GLfloat factor
, GLfloat units
);
497 /** Set the polygon stippling pattern */
498 void (*PolygonStipple
)(struct gl_context
*ctx
, const GLubyte
*mask
);
499 /* Specifies the current buffer for reading */
500 void (*ReadBuffer
)( struct gl_context
*ctx
, GLenum buffer
);
501 /** Set rasterization mode */
502 void (*RenderMode
)(struct gl_context
*ctx
, GLenum mode
);
503 /** Define the scissor box */
504 void (*Scissor
)(struct gl_context
*ctx
, GLint x
, GLint y
, GLsizei w
, GLsizei h
);
505 /** Select flat or smooth shading */
506 void (*ShadeModel
)(struct gl_context
*ctx
, GLenum mode
);
507 /** OpenGL 2.0 two-sided StencilFunc */
508 void (*StencilFuncSeparate
)(struct gl_context
*ctx
, GLenum face
, GLenum func
,
509 GLint ref
, GLuint mask
);
510 /** OpenGL 2.0 two-sided StencilMask */
511 void (*StencilMaskSeparate
)(struct gl_context
*ctx
, GLenum face
, GLuint mask
);
512 /** OpenGL 2.0 two-sided StencilOp */
513 void (*StencilOpSeparate
)(struct gl_context
*ctx
, GLenum face
, GLenum fail
,
514 GLenum zfail
, GLenum zpass
);
515 /** Control the generation of texture coordinates */
516 void (*TexGen
)(struct gl_context
*ctx
, GLenum coord
, GLenum pname
,
517 const GLfloat
*params
);
518 /** Set texture environment parameters */
519 void (*TexEnv
)(struct gl_context
*ctx
, GLenum target
, GLenum pname
,
520 const GLfloat
*param
);
521 /** Set texture parameters */
522 void (*TexParameter
)(struct gl_context
*ctx
, GLenum target
,
523 struct gl_texture_object
*texObj
,
524 GLenum pname
, const GLfloat
*params
);
525 /** Set the viewport */
526 void (*Viewport
)(struct gl_context
*ctx
, GLint x
, GLint y
, GLsizei w
, GLsizei h
);
531 * \name Vertex/pixel buffer object functions
534 void (*BindBuffer
)( struct gl_context
*ctx
, GLenum target
,
535 struct gl_buffer_object
*obj
);
537 struct gl_buffer_object
* (*NewBufferObject
)( struct gl_context
*ctx
, GLuint buffer
,
540 void (*DeleteBuffer
)( struct gl_context
*ctx
, struct gl_buffer_object
*obj
);
542 GLboolean (*BufferData
)( struct gl_context
*ctx
, GLenum target
, GLsizeiptrARB size
,
543 const GLvoid
*data
, GLenum usage
,
544 struct gl_buffer_object
*obj
);
546 void (*BufferSubData
)( struct gl_context
*ctx
, GLintptrARB offset
,
547 GLsizeiptrARB size
, const GLvoid
*data
,
548 struct gl_buffer_object
*obj
);
550 void (*GetBufferSubData
)( struct gl_context
*ctx
,
551 GLintptrARB offset
, GLsizeiptrARB size
,
552 GLvoid
*data
, struct gl_buffer_object
*obj
);
554 void (*CopyBufferSubData
)( struct gl_context
*ctx
,
555 struct gl_buffer_object
*src
,
556 struct gl_buffer_object
*dst
,
557 GLintptr readOffset
, GLintptr writeOffset
,
560 /* May return NULL if MESA_MAP_NOWAIT_BIT is set in access:
562 void * (*MapBufferRange
)( struct gl_context
*ctx
, GLintptr offset
,
563 GLsizeiptr length
, GLbitfield access
,
564 struct gl_buffer_object
*obj
);
566 void (*FlushMappedBufferRange
)(struct gl_context
*ctx
,
567 GLintptr offset
, GLsizeiptr length
,
568 struct gl_buffer_object
*obj
);
570 GLboolean (*UnmapBuffer
)( struct gl_context
*ctx
,
571 struct gl_buffer_object
*obj
);
575 * \name Functions for GL_APPLE_object_purgeable
578 /* variations on ObjectPurgeable */
579 GLenum (*BufferObjectPurgeable
)( struct gl_context
*ctx
, struct gl_buffer_object
*obj
, GLenum option
);
580 GLenum (*RenderObjectPurgeable
)( struct gl_context
*ctx
, struct gl_renderbuffer
*obj
, GLenum option
);
581 GLenum (*TextureObjectPurgeable
)( struct gl_context
*ctx
, struct gl_texture_object
*obj
, GLenum option
);
583 /* variations on ObjectUnpurgeable */
584 GLenum (*BufferObjectUnpurgeable
)( struct gl_context
*ctx
, struct gl_buffer_object
*obj
, GLenum option
);
585 GLenum (*RenderObjectUnpurgeable
)( struct gl_context
*ctx
, struct gl_renderbuffer
*obj
, GLenum option
);
586 GLenum (*TextureObjectUnpurgeable
)( struct gl_context
*ctx
, struct gl_texture_object
*obj
, GLenum option
);
590 * \name Functions for GL_EXT_framebuffer_{object,blit}.
593 struct gl_framebuffer
* (*NewFramebuffer
)(struct gl_context
*ctx
, GLuint name
);
594 struct gl_renderbuffer
* (*NewRenderbuffer
)(struct gl_context
*ctx
, GLuint name
);
595 void (*BindFramebuffer
)(struct gl_context
*ctx
, GLenum target
,
596 struct gl_framebuffer
*drawFb
,
597 struct gl_framebuffer
*readFb
);
598 void (*FramebufferRenderbuffer
)(struct gl_context
*ctx
,
599 struct gl_framebuffer
*fb
,
601 struct gl_renderbuffer
*rb
);
602 void (*RenderTexture
)(struct gl_context
*ctx
,
603 struct gl_framebuffer
*fb
,
604 struct gl_renderbuffer_attachment
*att
);
605 void (*FinishRenderTexture
)(struct gl_context
*ctx
,
606 struct gl_renderbuffer_attachment
*att
);
607 void (*ValidateFramebuffer
)(struct gl_context
*ctx
,
608 struct gl_framebuffer
*fb
);
610 void (*BlitFramebuffer
)(struct gl_context
*ctx
,
611 GLint srcX0
, GLint srcY0
, GLint srcX1
, GLint srcY1
,
612 GLint dstX0
, GLint dstY0
, GLint dstX1
, GLint dstY1
,
613 GLbitfield mask
, GLenum filter
);
616 * \name Query objects
619 struct gl_query_object
* (*NewQueryObject
)(struct gl_context
*ctx
, GLuint id
);
620 void (*DeleteQuery
)(struct gl_context
*ctx
, struct gl_query_object
*q
);
621 void (*BeginQuery
)(struct gl_context
*ctx
, struct gl_query_object
*q
);
622 void (*EndQuery
)(struct gl_context
*ctx
, struct gl_query_object
*q
);
623 void (*CheckQuery
)(struct gl_context
*ctx
, struct gl_query_object
*q
);
624 void (*WaitQuery
)(struct gl_context
*ctx
, struct gl_query_object
*q
);
629 * \name Vertex Array objects
632 struct gl_array_object
* (*NewArrayObject
)(struct gl_context
*ctx
, GLuint id
);
633 void (*DeleteArrayObject
)(struct gl_context
*ctx
, struct gl_array_object
*obj
);
634 void (*BindArrayObject
)(struct gl_context
*ctx
, struct gl_array_object
*obj
);
638 * \name GLSL-related functions (ARB extensions and OpenGL 2.x)
641 struct gl_shader
*(*NewShader
)(struct gl_context
*ctx
, GLuint name
, GLenum type
);
642 void (*DeleteShader
)(struct gl_context
*ctx
, struct gl_shader
*shader
);
643 struct gl_shader_program
*(*NewShaderProgram
)(struct gl_context
*ctx
, GLuint name
);
644 void (*DeleteShaderProgram
)(struct gl_context
*ctx
,
645 struct gl_shader_program
*shProg
);
646 void (*UseProgram
)(struct gl_context
*ctx
, struct gl_shader_program
*shProg
);
651 * \name Support for multiple T&L engines
656 * Set by the driver-supplied T&L engine.
658 * Set to PRIM_OUTSIDE_BEGIN_END when outside glBegin()/glEnd().
660 GLuint CurrentExecPrimitive
;
663 * Current state of an in-progress compilation.
665 * May take on any of the additional values PRIM_OUTSIDE_BEGIN_END,
666 * PRIM_INSIDE_UNKNOWN_PRIM or PRIM_UNKNOWN defined above.
668 GLuint CurrentSavePrimitive
;
671 #define FLUSH_STORED_VERTICES 0x1
672 #define FLUSH_UPDATE_CURRENT 0x2
674 * Set by the driver-supplied T&L engine whenever vertices are buffered
675 * between glBegin()/glEnd() objects or __struct gl_contextRec::Current is not
678 * The dd_function_table::FlushVertices call below may be used to resolve
682 GLuint SaveNeedFlush
;
685 /* Called prior to any of the GLvertexformat functions being
686 * called. Paired with Driver.FlushVertices().
688 void (*BeginVertices
)( struct gl_context
*ctx
);
691 * If inside glBegin()/glEnd(), it should ASSERT(0). Otherwise, if
692 * FLUSH_STORED_VERTICES bit in \p flags is set flushes any buffered
693 * vertices, if FLUSH_UPDATE_CURRENT bit is set updates
694 * __struct gl_contextRec::Current and gl_light_attrib::Material
696 * Note that the default T&L engine never clears the
697 * FLUSH_UPDATE_CURRENT bit, even after performing the update.
699 void (*FlushVertices
)( struct gl_context
*ctx
, GLuint flags
);
700 void (*SaveFlushVertices
)( struct gl_context
*ctx
);
703 * \brief Hook for drivers to prepare for a glBegin/glEnd block
705 * This hook is called in vbo_exec_Begin() before any action, including
706 * state updates, occurs.
708 void (*PrepareExecBegin
)( struct gl_context
*ctx
);
711 * Give the driver the opportunity to hook in its own vtxfmt for
712 * compiling optimized display lists. This is called on each valid
713 * glBegin() during list compilation.
715 GLboolean (*NotifySaveBegin
)( struct gl_context
*ctx
, GLenum mode
);
718 * Notify driver that the special derived value _NeedEyeCoords has
721 void (*LightingSpaceChange
)( struct gl_context
*ctx
);
724 * Called by glNewList().
726 * Let the T&L component know what is going on with display lists
727 * in time to make changes to dispatch tables, etc.
729 void (*NewList
)( struct gl_context
*ctx
, GLuint list
, GLenum mode
);
731 * Called by glEndList().
733 * \sa dd_function_table::NewList.
735 void (*EndList
)( struct gl_context
*ctx
);
738 * Called by glCallList(s).
740 * Notify the T&L component before and after calling a display list.
742 void (*BeginCallList
)( struct gl_context
*ctx
,
743 struct gl_display_list
*dlist
);
745 * Called by glEndCallList().
747 * \sa dd_function_table::BeginCallList.
749 void (*EndCallList
)( struct gl_context
*ctx
);
754 * \name GL_ARB_sync interfaces
757 struct gl_sync_object
* (*NewSyncObject
)(struct gl_context
*, GLenum
);
758 void (*FenceSync
)(struct gl_context
*, struct gl_sync_object
*, GLenum
, GLbitfield
);
759 void (*DeleteSyncObject
)(struct gl_context
*, struct gl_sync_object
*);
760 void (*CheckSync
)(struct gl_context
*, struct gl_sync_object
*);
761 void (*ClientWaitSync
)(struct gl_context
*, struct gl_sync_object
*,
762 GLbitfield
, GLuint64
);
763 void (*ServerWaitSync
)(struct gl_context
*, struct gl_sync_object
*,
764 GLbitfield
, GLuint64
);
767 /** GL_NV_conditional_render */
768 void (*BeginConditionalRender
)(struct gl_context
*ctx
, struct gl_query_object
*q
,
770 void (*EndConditionalRender
)(struct gl_context
*ctx
, struct gl_query_object
*q
);
773 * \name GL_OES_draw_texture interface
776 void (*DrawTex
)(struct gl_context
*ctx
, GLfloat x
, GLfloat y
, GLfloat z
,
777 GLfloat width
, GLfloat height
);
781 * \name GL_OES_EGL_image interface
783 void (*EGLImageTargetTexture2D
)(struct gl_context
*ctx
, GLenum target
,
784 struct gl_texture_object
*texObj
,
785 struct gl_texture_image
*texImage
,
786 GLeglImageOES image_handle
);
787 void (*EGLImageTargetRenderbufferStorage
)(struct gl_context
*ctx
,
788 struct gl_renderbuffer
*rb
,
792 * \name GL_EXT_transform_feedback interface
794 struct gl_transform_feedback_object
*
795 (*NewTransformFeedback
)(struct gl_context
*ctx
, GLuint name
);
796 void (*DeleteTransformFeedback
)(struct gl_context
*ctx
,
797 struct gl_transform_feedback_object
*obj
);
798 void (*BeginTransformFeedback
)(struct gl_context
*ctx
, GLenum mode
,
799 struct gl_transform_feedback_object
*obj
);
800 void (*EndTransformFeedback
)(struct gl_context
*ctx
,
801 struct gl_transform_feedback_object
*obj
);
802 void (*PauseTransformFeedback
)(struct gl_context
*ctx
,
803 struct gl_transform_feedback_object
*obj
);
804 void (*ResumeTransformFeedback
)(struct gl_context
*ctx
,
805 struct gl_transform_feedback_object
*obj
);
808 * \name GL_NV_texture_barrier interface
810 void (*TextureBarrier
)(struct gl_context
*ctx
);
813 * \name GL_ARB_sampler_objects
815 struct gl_sampler_object
* (*NewSamplerObject
)(struct gl_context
*ctx
,
817 void (*DeleteSamplerObject
)(struct gl_context
*ctx
,
818 struct gl_sampler_object
*samp
);
821 * \name Return a timestamp in nanoseconds as defined by GL_ARB_timer_query.
822 * This should be equivalent to glGetInteger64v(GL_TIMESTAMP);
824 uint64_t (*GetTimestamp
)(struct gl_context
*ctx
);
829 * Transform/Clip/Lighting interface
831 * Drivers present a reduced set of the functions possible in
832 * glBegin()/glEnd() objects. Core mesa provides translation stubs for the
833 * remaining functions to map down to these entry points.
835 * These are the initial values to be installed into dispatch by
836 * mesa. If the T&L driver wants to modify the dispatch table
837 * while installed, it must do so itself. It would be possible for
838 * the vertexformat to install its own initial values for these
839 * functions, but this way there is an obvious list of what is
840 * expected of the driver.
842 * If the driver wants to hook in entry points other than those
843 * listed, it must restore them to their original values in
844 * the disable() callback, below.
851 void (GLAPIENTRYP ArrayElement
)( GLint
);
852 void (GLAPIENTRYP Color3f
)( GLfloat
, GLfloat
, GLfloat
);
853 void (GLAPIENTRYP Color3fv
)( const GLfloat
* );
854 void (GLAPIENTRYP Color4f
)( GLfloat
, GLfloat
, GLfloat
, GLfloat
);
855 void (GLAPIENTRYP Color4fv
)( const GLfloat
* );
856 void (GLAPIENTRYP EdgeFlag
)( GLboolean
);
857 void (GLAPIENTRYP EvalCoord1f
)( GLfloat
);
858 void (GLAPIENTRYP EvalCoord1fv
)( const GLfloat
* );
859 void (GLAPIENTRYP EvalCoord2f
)( GLfloat
, GLfloat
);
860 void (GLAPIENTRYP EvalCoord2fv
)( const GLfloat
* );
861 void (GLAPIENTRYP EvalPoint1
)( GLint
);
862 void (GLAPIENTRYP EvalPoint2
)( GLint
, GLint
);
863 void (GLAPIENTRYP FogCoordfEXT
)( GLfloat
);
864 void (GLAPIENTRYP FogCoordfvEXT
)( const GLfloat
* );
865 void (GLAPIENTRYP Indexf
)( GLfloat
);
866 void (GLAPIENTRYP Indexfv
)( const GLfloat
* );
867 void (GLAPIENTRYP Materialfv
)( GLenum face
, GLenum pname
, const GLfloat
* );
868 void (GLAPIENTRYP MultiTexCoord1fARB
)( GLenum
, GLfloat
);
869 void (GLAPIENTRYP MultiTexCoord1fvARB
)( GLenum
, const GLfloat
* );
870 void (GLAPIENTRYP MultiTexCoord2fARB
)( GLenum
, GLfloat
, GLfloat
);
871 void (GLAPIENTRYP MultiTexCoord2fvARB
)( GLenum
, const GLfloat
* );
872 void (GLAPIENTRYP MultiTexCoord3fARB
)( GLenum
, GLfloat
, GLfloat
, GLfloat
);
873 void (GLAPIENTRYP MultiTexCoord3fvARB
)( GLenum
, const GLfloat
* );
874 void (GLAPIENTRYP MultiTexCoord4fARB
)( GLenum
, GLfloat
, GLfloat
, GLfloat
, GLfloat
);
875 void (GLAPIENTRYP MultiTexCoord4fvARB
)( GLenum
, const GLfloat
* );
876 void (GLAPIENTRYP Normal3f
)( GLfloat
, GLfloat
, GLfloat
);
877 void (GLAPIENTRYP Normal3fv
)( const GLfloat
* );
878 void (GLAPIENTRYP SecondaryColor3fEXT
)( GLfloat
, GLfloat
, GLfloat
);
879 void (GLAPIENTRYP SecondaryColor3fvEXT
)( const GLfloat
* );
880 void (GLAPIENTRYP TexCoord1f
)( GLfloat
);
881 void (GLAPIENTRYP TexCoord1fv
)( const GLfloat
* );
882 void (GLAPIENTRYP TexCoord2f
)( GLfloat
, GLfloat
);
883 void (GLAPIENTRYP TexCoord2fv
)( const GLfloat
* );
884 void (GLAPIENTRYP TexCoord3f
)( GLfloat
, GLfloat
, GLfloat
);
885 void (GLAPIENTRYP TexCoord3fv
)( const GLfloat
* );
886 void (GLAPIENTRYP TexCoord4f
)( GLfloat
, GLfloat
, GLfloat
, GLfloat
);
887 void (GLAPIENTRYP TexCoord4fv
)( const GLfloat
* );
888 void (GLAPIENTRYP Vertex2f
)( GLfloat
, GLfloat
);
889 void (GLAPIENTRYP Vertex2fv
)( const GLfloat
* );
890 void (GLAPIENTRYP Vertex3f
)( GLfloat
, GLfloat
, GLfloat
);
891 void (GLAPIENTRYP Vertex3fv
)( const GLfloat
* );
892 void (GLAPIENTRYP Vertex4f
)( GLfloat
, GLfloat
, GLfloat
, GLfloat
);
893 void (GLAPIENTRYP Vertex4fv
)( const GLfloat
* );
894 void (GLAPIENTRYP CallList
)( GLuint
);
895 void (GLAPIENTRYP CallLists
)( GLsizei
, GLenum
, const GLvoid
* );
896 void (GLAPIENTRYP Begin
)( GLenum
);
897 void (GLAPIENTRYP End
)( void );
898 void (GLAPIENTRYP PrimitiveRestartNV
)( void );
899 /* GL_NV_vertex_program */
900 void (GLAPIENTRYP VertexAttrib1fNV
)( GLuint index
, GLfloat x
);
901 void (GLAPIENTRYP VertexAttrib1fvNV
)( GLuint index
, const GLfloat
*v
);
902 void (GLAPIENTRYP VertexAttrib2fNV
)( GLuint index
, GLfloat x
, GLfloat y
);
903 void (GLAPIENTRYP VertexAttrib2fvNV
)( GLuint index
, const GLfloat
*v
);
904 void (GLAPIENTRYP VertexAttrib3fNV
)( GLuint index
, GLfloat x
, GLfloat y
, GLfloat z
);
905 void (GLAPIENTRYP VertexAttrib3fvNV
)( GLuint index
, const GLfloat
*v
);
906 void (GLAPIENTRYP VertexAttrib4fNV
)( GLuint index
, GLfloat x
, GLfloat y
, GLfloat z
, GLfloat w
);
907 void (GLAPIENTRYP VertexAttrib4fvNV
)( GLuint index
, const GLfloat
*v
);
908 /* GL_ARB_vertex_program */
909 void (GLAPIENTRYP VertexAttrib1fARB
)( GLuint index
, GLfloat x
);
910 void (GLAPIENTRYP VertexAttrib1fvARB
)( GLuint index
, const GLfloat
*v
);
911 void (GLAPIENTRYP VertexAttrib2fARB
)( GLuint index
, GLfloat x
, GLfloat y
);
912 void (GLAPIENTRYP VertexAttrib2fvARB
)( GLuint index
, const GLfloat
*v
);
913 void (GLAPIENTRYP VertexAttrib3fARB
)( GLuint index
, GLfloat x
, GLfloat y
, GLfloat z
);
914 void (GLAPIENTRYP VertexAttrib3fvARB
)( GLuint index
, const GLfloat
*v
);
915 void (GLAPIENTRYP VertexAttrib4fARB
)( GLuint index
, GLfloat x
, GLfloat y
, GLfloat z
, GLfloat w
);
916 void (GLAPIENTRYP VertexAttrib4fvARB
)( GLuint index
, const GLfloat
*v
);
918 /* GL_EXT_gpu_shader4 / GL 3.0 */
919 void (GLAPIENTRYP VertexAttribI1i
)( GLuint index
, GLint x
);
920 void (GLAPIENTRYP VertexAttribI2i
)( GLuint index
, GLint x
, GLint y
);
921 void (GLAPIENTRYP VertexAttribI3i
)( GLuint index
, GLint x
, GLint y
, GLint z
);
922 void (GLAPIENTRYP VertexAttribI4i
)( GLuint index
, GLint x
, GLint y
, GLint z
, GLint w
);
923 void (GLAPIENTRYP VertexAttribI2iv
)( GLuint index
, const GLint
*v
);
924 void (GLAPIENTRYP VertexAttribI3iv
)( GLuint index
, const GLint
*v
);
925 void (GLAPIENTRYP VertexAttribI4iv
)( GLuint index
, const GLint
*v
);
927 void (GLAPIENTRYP VertexAttribI1ui
)( GLuint index
, GLuint x
);
928 void (GLAPIENTRYP VertexAttribI2ui
)( GLuint index
, GLuint x
, GLuint y
);
929 void (GLAPIENTRYP VertexAttribI3ui
)( GLuint index
, GLuint x
, GLuint y
, GLuint z
);
930 void (GLAPIENTRYP VertexAttribI4ui
)( GLuint index
, GLuint x
, GLuint y
, GLuint z
, GLuint w
);
931 void (GLAPIENTRYP VertexAttribI2uiv
)( GLuint index
, const GLuint
*v
);
932 void (GLAPIENTRYP VertexAttribI3uiv
)( GLuint index
, const GLuint
*v
);
933 void (GLAPIENTRYP VertexAttribI4uiv
)( GLuint index
, const GLuint
*v
);
935 /* GL_ARB_vertex_type_10_10_10_2_rev / GL3.3 */
936 void (GLAPIENTRYP VertexP2ui
)( GLenum type
, GLuint value
);
937 void (GLAPIENTRYP VertexP2uiv
)( GLenum type
, const GLuint
*value
);
939 void (GLAPIENTRYP VertexP3ui
)( GLenum type
, GLuint value
);
940 void (GLAPIENTRYP VertexP3uiv
)( GLenum type
, const GLuint
*value
);
942 void (GLAPIENTRYP VertexP4ui
)( GLenum type
, GLuint value
);
943 void (GLAPIENTRYP VertexP4uiv
)( GLenum type
, const GLuint
*value
);
945 void (GLAPIENTRYP TexCoordP1ui
)( GLenum type
, GLuint coords
);
946 void (GLAPIENTRYP TexCoordP1uiv
)( GLenum type
, const GLuint
*coords
);
948 void (GLAPIENTRYP TexCoordP2ui
)( GLenum type
, GLuint coords
);
949 void (GLAPIENTRYP TexCoordP2uiv
)( GLenum type
, const GLuint
*coords
);
951 void (GLAPIENTRYP TexCoordP3ui
)( GLenum type
, GLuint coords
);
952 void (GLAPIENTRYP TexCoordP3uiv
)( GLenum type
, const GLuint
*coords
);
954 void (GLAPIENTRYP TexCoordP4ui
)( GLenum type
, GLuint coords
);
955 void (GLAPIENTRYP TexCoordP4uiv
)( GLenum type
, const GLuint
*coords
);
957 void (GLAPIENTRYP MultiTexCoordP1ui
)( GLenum texture
, GLenum type
, GLuint coords
);
958 void (GLAPIENTRYP MultiTexCoordP1uiv
)( GLenum texture
, GLenum type
, const GLuint
*coords
);
959 void (GLAPIENTRYP MultiTexCoordP2ui
)( GLenum texture
, GLenum type
, GLuint coords
);
960 void (GLAPIENTRYP MultiTexCoordP2uiv
)( GLenum texture
, GLenum type
, const GLuint
*coords
);
961 void (GLAPIENTRYP MultiTexCoordP3ui
)( GLenum texture
, GLenum type
, GLuint coords
);
962 void (GLAPIENTRYP MultiTexCoordP3uiv
)( GLenum texture
, GLenum type
, const GLuint
*coords
);
963 void (GLAPIENTRYP MultiTexCoordP4ui
)( GLenum texture
, GLenum type
, GLuint coords
);
964 void (GLAPIENTRYP MultiTexCoordP4uiv
)( GLenum texture
, GLenum type
, const GLuint
*coords
);
966 void (GLAPIENTRYP NormalP3ui
)( GLenum type
, GLuint coords
);
967 void (GLAPIENTRYP NormalP3uiv
)( GLenum type
, const GLuint
*coords
);
969 void (GLAPIENTRYP ColorP3ui
)( GLenum type
, GLuint color
);
970 void (GLAPIENTRYP ColorP3uiv
)( GLenum type
, const GLuint
*color
);
972 void (GLAPIENTRYP ColorP4ui
)( GLenum type
, GLuint color
);
973 void (GLAPIENTRYP ColorP4uiv
)( GLenum type
, const GLuint
*color
);
975 void (GLAPIENTRYP SecondaryColorP3ui
)( GLenum type
, GLuint color
);
976 void (GLAPIENTRYP SecondaryColorP3uiv
)( GLenum type
, const GLuint
*color
);
978 void (GLAPIENTRYP VertexAttribP1ui
)( GLuint index
, GLenum type
,
979 GLboolean normalized
, GLuint value
);
980 void (GLAPIENTRYP VertexAttribP2ui
)( GLuint index
, GLenum type
,
981 GLboolean normalized
, GLuint value
);
982 void (GLAPIENTRYP VertexAttribP3ui
)( GLuint index
, GLenum type
,
983 GLboolean normalized
, GLuint value
);
984 void (GLAPIENTRYP VertexAttribP4ui
)( GLuint index
, GLenum type
,
985 GLboolean normalized
, GLuint value
);
986 void (GLAPIENTRYP VertexAttribP1uiv
)( GLuint index
, GLenum type
,
987 GLboolean normalized
,
988 const GLuint
*value
);
989 void (GLAPIENTRYP VertexAttribP2uiv
)( GLuint index
, GLenum type
,
990 GLboolean normalized
,
991 const GLuint
*value
);
992 void (GLAPIENTRYP VertexAttribP3uiv
)( GLuint index
, GLenum type
,
993 GLboolean normalized
,
994 const GLuint
*value
);
995 void (GLAPIENTRYP VertexAttribP4uiv
)( GLuint index
, GLenum type
,
996 GLboolean normalized
,
997 const GLuint
*value
);
1001 void (GLAPIENTRYP Rectf
)( GLfloat
, GLfloat
, GLfloat
, GLfloat
);
1007 void (GLAPIENTRYP DrawArrays
)( GLenum mode
, GLint start
, GLsizei count
);
1008 void (GLAPIENTRYP DrawElements
)( GLenum mode
, GLsizei count
, GLenum type
,
1009 const GLvoid
*indices
);
1010 void (GLAPIENTRYP DrawRangeElements
)( GLenum mode
, GLuint start
,
1011 GLuint end
, GLsizei count
,
1012 GLenum type
, const GLvoid
*indices
);
1013 void (GLAPIENTRYP MultiDrawElementsEXT
)( GLenum mode
, const GLsizei
*count
,
1015 const GLvoid
**indices
,
1017 void (GLAPIENTRYP DrawElementsBaseVertex
)( GLenum mode
, GLsizei count
,
1019 const GLvoid
*indices
,
1021 void (GLAPIENTRYP DrawRangeElementsBaseVertex
)( GLenum mode
, GLuint start
,
1022 GLuint end
, GLsizei count
,
1024 const GLvoid
*indices
,
1026 void (GLAPIENTRYP MultiDrawElementsBaseVertex
)( GLenum mode
,
1027 const GLsizei
*count
,
1029 const GLvoid
* const *indices
,
1031 const GLint
*basevertex
);
1032 void (GLAPIENTRYP DrawArraysInstanced
)(GLenum mode
, GLint first
,
1033 GLsizei count
, GLsizei primcount
);
1034 void (GLAPIENTRYP DrawArraysInstancedBaseInstance
)(GLenum mode
, GLint first
,
1035 GLsizei count
, GLsizei primcount
,
1036 GLuint baseinstance
);
1037 void (GLAPIENTRYP DrawElementsInstanced
)(GLenum mode
, GLsizei count
,
1038 GLenum type
, const GLvoid
*indices
,
1040 void (GLAPIENTRYP DrawElementsInstancedBaseInstance
)(GLenum mode
, GLsizei count
,
1041 GLenum type
, const GLvoid
*indices
,
1042 GLsizei primcount
, GLuint baseinstance
);
1043 void (GLAPIENTRYP DrawElementsInstancedBaseVertex
)(GLenum mode
, GLsizei count
,
1044 GLenum type
, const GLvoid
*indices
,
1045 GLsizei primcount
, GLint basevertex
);
1046 void (GLAPIENTRYP DrawElementsInstancedBaseVertexBaseInstance
)(GLenum mode
, GLsizei count
,
1047 GLenum type
, const GLvoid
*indices
,
1048 GLsizei primcount
, GLint basevertex
,
1049 GLuint baseinstance
);
1050 void (GLAPIENTRYP DrawTransformFeedback
)(GLenum mode
, GLuint name
);
1051 void (GLAPIENTRYP DrawTransformFeedbackStream
)(GLenum mode
, GLuint name
,
1053 void (GLAPIENTRYP DrawTransformFeedbackInstanced
)(GLenum mode
, GLuint name
,
1055 void (GLAPIENTRYP DrawTransformFeedbackStreamInstanced
)(GLenum mode
,
1064 * If you don't support eval, fallback to the default vertex format
1065 * on receiving an eval call and use the pipeline mechanism to
1066 * provide partial T&L acceleration.
1068 * Mesa will provide a set of helper functions to do eval within
1069 * accelerated vertex formats, eventually...
1072 void (GLAPIENTRYP EvalMesh1
)( GLenum mode
, GLint i1
, GLint i2
);
1073 void (GLAPIENTRYP EvalMesh2
)( GLenum mode
, GLint i1
, GLint i2
, GLint j1
, GLint j2
);
1079 #endif /* DD_INCLUDED */